<?php
/**
 * Created by PhpStorm.
 * User: zw251y
 * Date: 1/9/2015
 * Time: 8:22 PM
 */
?>

<!DOCTYPE html>
<html>
<body>

<?php
$x = 10;
$y = 6;

echo "$x +$y =", $x + $y, "<br/>";

?>

</body>
</html>